./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f98376ce9ecace331b9f9cb7f2bc2f17f428c9dd ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f98376ce9ecace331b9f9cb7f2bc2f17f428c9dd .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:19:29,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:19:29,418 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:19:29,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:19:29,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:19:29,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:19:29,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:19:29,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:19:29,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:19:29,547 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:19:29,549 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:19:29,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:19:29,553 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:19:29,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:19:29,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:19:29,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:19:29,568 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:19:29,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:19:29,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:19:29,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:19:29,599 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:19:29,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:19:29,605 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:19:29,607 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:19:29,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:19:29,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:19:29,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:19:29,624 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:19:29,625 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:19:29,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:19:29,628 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:19:29,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:19:29,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:19:29,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:19:29,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:19:29,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:19:29,638 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:19:29,638 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:19:29,639 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:19:29,640 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:19:29,641 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:19:29,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:19:29,686 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:19:29,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:19:29,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:19:29,688 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:19:29,689 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:19:29,689 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:19:29,690 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:19:29,690 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:19:29,690 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:19:29,691 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:19:29,691 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:19:29,691 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:19:29,691 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:19:29,692 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:19:29,692 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:19:29,692 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:19:29,693 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:19:29,693 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:19:29,693 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:19:29,694 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:19:29,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:19:29,694 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:19:29,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:19:29,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:19:29,695 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:19:29,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:19:29,696 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:19:29,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:19:29,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:19:29,697 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f98376ce9ecace331b9f9cb7f2bc2f17f428c9dd [2020-12-01 18:19:30,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:19:30,150 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:19:30,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:19:30,156 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:19:30,157 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:19:30,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2020-12-01 18:19:30,266 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/7ae1cf0a1/c874d14a8d7f45beb0f54e819be71674/FLAG73d3de559 [2020-12-01 18:19:31,072 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:19:31,073 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2020-12-01 18:19:31,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/7ae1cf0a1/c874d14a8d7f45beb0f54e819be71674/FLAG73d3de559 [2020-12-01 18:19:31,280 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/7ae1cf0a1/c874d14a8d7f45beb0f54e819be71674 [2020-12-01 18:19:31,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:19:31,287 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:19:31,290 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:19:31,290 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:19:31,295 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:19:31,296 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:19:31" (1/1) ... [2020-12-01 18:19:31,299 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b52c1bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:31, skipping insertion in model container [2020-12-01 18:19:31,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:19:31" (1/1) ... [2020-12-01 18:19:31,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:19:31,359 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:19:31,999 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:19:32,019 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:19:32,084 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:19:32,187 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:19:32,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32 WrapperNode [2020-12-01 18:19:32,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:19:32,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:19:32,190 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:19:32,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:19:32,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:19:32,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:19:32,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:19:32,296 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:19:32,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,327 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,355 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,358 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... [2020-12-01 18:19:32,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:19:32,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:19:32,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:19:32,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:19:32,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:19:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:19:32,486 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:19:32,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:19:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:19:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:19:32,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:19:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:19:32,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:19:32,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:19:32,490 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:19:33,222 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:19:33,222 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 18:19:33,225 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:19:33 BoogieIcfgContainer [2020-12-01 18:19:33,225 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:19:33,226 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:19:33,230 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:19:33,241 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:19:33,242 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:19:33" (1/1) ... [2020-12-01 18:19:33,243 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:19:33,252 INFO L168 Benchmark]: Toolchain (without parser) took 1964.18 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.4 MB in the beginning and 71.7 MB in the end (delta: -3.3 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:33,254 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 100.7 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:19:33,257 INFO L168 Benchmark]: CACSL2BoogieTranslator took 899.27 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.2 MB in the beginning and 78.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:33,258 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.23 ms. Allocated memory is still 121.6 MB. Free memory was 78.1 MB in the beginning and 76.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:33,260 INFO L168 Benchmark]: Boogie Preprocessor took 80.00 ms. Allocated memory is still 121.6 MB. Free memory was 76.0 MB in the beginning and 74.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:33,261 INFO L168 Benchmark]: RCFGBuilder took 849.73 ms. Allocated memory is still 121.6 MB. Free memory was 74.8 MB in the beginning and 72.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:33,263 INFO L168 Benchmark]: CodeCheck took 22.71 ms. Allocated memory is still 121.6 MB. Free memory was 72.9 MB in the beginning and 71.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:19:33,277 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 100.7 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 69.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 899.27 ms. Allocated memory was 100.7 MB in the beginning and 121.6 MB in the end (delta: 21.0 MB). Free memory was 68.2 MB in the beginning and 78.1 MB in the end (delta: -9.8 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.23 ms. Allocated memory is still 121.6 MB. Free memory was 78.1 MB in the beginning and 76.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 80.00 ms. Allocated memory is still 121.6 MB. Free memory was 76.0 MB in the beginning and 74.8 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 849.73 ms. Allocated memory is still 121.6 MB. Free memory was 74.8 MB in the beginning and 72.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 12.2 MB. Max. memory is 16.1 GB. * CodeCheck took 22.71 ms. Allocated memory is still 121.6 MB. Free memory was 72.9 MB in the beginning and 71.7 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:19:36,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:19:36,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:19:36,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:19:36,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:19:36,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:19:36,792 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:19:36,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:19:36,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:19:36,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:19:36,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:19:36,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:19:36,821 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:19:36,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:19:36,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:19:36,835 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:19:36,837 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:19:36,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:19:36,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:19:36,857 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:19:36,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:19:36,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:19:36,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:19:36,875 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:19:36,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:19:36,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:19:36,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:19:36,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:19:36,891 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:19:36,893 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:19:36,893 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:19:36,895 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:19:36,898 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:19:36,899 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:19:36,901 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:19:36,901 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:19:36,902 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:19:36,903 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:19:36,903 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:19:36,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:19:36,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:19:36,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:19:36,972 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:19:36,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:19:36,976 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:19:36,976 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:19:36,978 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:19:36,979 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:19:36,979 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:19:36,980 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:19:36,980 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:19:36,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:19:36,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:19:36,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:19:36,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:19:36,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:19:36,983 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:19:36,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:19:36,984 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:19:36,984 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:19:36,985 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:19:36,985 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:19:36,985 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:19:36,986 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:19:36,986 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:19:36,986 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:19:36,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:19:36,987 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:19:36,987 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:19:36,987 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:19:36,988 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:19:37,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:19:37,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:19:37,005 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:19:37,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:19:37,006 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f98376ce9ecace331b9f9cb7f2bc2f17f428c9dd [2020-12-01 18:19:37,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:19:37,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:19:37,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:19:37,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:19:37,545 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:19:37,546 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/../../sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2020-12-01 18:19:37,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/145a76425/d530b7e8be5c4cdf8768ac852389e388/FLAG06f2dc4e4 [2020-12-01 18:19:38,432 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:19:38,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/sv-benchmarks/c/pthread-ext/38_rand_cas_vs_concur.i [2020-12-01 18:19:38,468 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/145a76425/d530b7e8be5c4cdf8768ac852389e388/FLAG06f2dc4e4 [2020-12-01 18:19:38,701 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/data/145a76425/d530b7e8be5c4cdf8768ac852389e388 [2020-12-01 18:19:38,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:19:38,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:19:38,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:19:38,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:19:38,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:19:38,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:19:38" (1/1) ... [2020-12-01 18:19:38,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2979d8e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:38, skipping insertion in model container [2020-12-01 18:19:38,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:19:38" (1/1) ... [2020-12-01 18:19:38,738 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:19:38,817 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:19:39,386 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:19:39,412 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:19:39,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:19:39,654 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:19:39,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39 WrapperNode [2020-12-01 18:19:39,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:19:39,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:19:39,663 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:19:39,663 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:19:39,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,697 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:19:39,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:19:39,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:19:39,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:19:39,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... [2020-12-01 18:19:39,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:19:39,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:19:39,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:19:39,823 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:19:39,824 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:19:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b440ddae-0b3c-4d54-a561-f41496e71c74/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:19:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:19:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:19:39,932 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:19:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:19:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:19:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:19:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:19:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 18:19:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:19:39,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:19:39,939 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:19:40,857 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:19:40,858 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 18:19:40,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:19:40 BoogieIcfgContainer [2020-12-01 18:19:40,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:19:40,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:19:40,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:19:40,876 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:19:40,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:19:40" (1/1) ... [2020-12-01 18:19:40,878 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 18:19:40,885 INFO L168 Benchmark]: Toolchain (without parser) took 2177.10 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.4 MB in the beginning and 35.7 MB in the end (delta: -7.3 MB). Peak memory consumption was 3.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:40,886 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:19:40,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.67 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.2 MB in the beginning and 40.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:40,888 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.06 ms. Allocated memory is still 62.9 MB. Free memory was 40.8 MB in the beginning and 38.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:40,889 INFO L168 Benchmark]: Boogie Preprocessor took 91.07 ms. Allocated memory is still 62.9 MB. Free memory was 38.7 MB in the beginning and 36.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:40,890 INFO L168 Benchmark]: RCFGBuilder took 1038.80 ms. Allocated memory is still 62.9 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 2.0 kB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:19:40,891 INFO L168 Benchmark]: CodeCheck took 20.10 ms. Allocated memory is still 62.9 MB. Free memory was 36.8 MB in the beginning and 35.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:19:40,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41 ms. Allocated memory is still 52.4 MB. Free memory was 34.8 MB in the beginning and 34.7 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 941.67 ms. Allocated memory was 52.4 MB in the beginning and 62.9 MB in the end (delta: 10.5 MB). Free memory was 28.2 MB in the beginning and 40.8 MB in the end (delta: -12.5 MB). Peak memory consumption was 11.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.06 ms. Allocated memory is still 62.9 MB. Free memory was 40.8 MB in the beginning and 38.7 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 91.07 ms. Allocated memory is still 62.9 MB. Free memory was 38.7 MB in the beginning and 36.8 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1038.80 ms. Allocated memory is still 62.9 MB. Free memory was 36.8 MB in the beginning and 36.8 MB in the end (delta: 2.0 kB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * CodeCheck took 20.10 ms. Allocated memory is still 62.9 MB. Free memory was 36.8 MB in the beginning and 35.7 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...